南大光电：关于变更保荐代表人的公告

Group 1 - The core announcement is that Nanda Optoelectronics has appointed Li Chongyang as the new supervising sponsor representative for its convertible bond issuance project, replacing Qin Long due to personal work adjustments [2] - The original supervising sponsor representatives were An Yuan and Qin Long from CITIC Jianzhong [2] - The company continues to proceed with the issuance of convertible bonds to unspecified objects [2]